<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>继承和叠加 </title>
	<style>
		html{
			color: red;
		}

		body{
			color: blue;
		}
		p{
			color: green;
		}
		#title{
			color: yellow !important;
		}
		.name{
			color: black;
		}
	</style>
</head>
<body>
	<p id="title" style="color: pink" class="name">学并思</p>
</body>
</html>